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remove support for const (#1910)

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As this is not part of ES5.
This commit is contained in:
Alex Lam S.L
2017-05-12 14:57:41 +08:00
committed by GitHub
parent ac73c5d421
commit c391576d52
20 changed files with 36 additions and 591 deletions
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166
test/compress/const.js
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@@ -1,166 +0,0 @@
issue_1191: {
options = {
evaluate : true,
booleans : true,
comparisons : true,
dead_code : true,
conditionals : true,
side_effects : true,
unused : true,
hoist_funs : true,
if_return : true,
join_vars : true,
sequences : false,
collapse_vars : false,
reduce_vars : true,
}
input: {
function foo(rot) {
const rotTol = 5;
if (rot < -rotTol || rot > rotTol)
bar();
baz();
}
}
expect: {
function foo(rot) {
(rot < -5 || rot > 5) && bar();
baz();
}
}
}
issue_1194: {
options = {
evaluate : true,
booleans : true,
comparisons : true,
dead_code : true,
conditionals : true,
side_effects : true,
unused : true,
hoist_funs : true,
if_return : true,
join_vars : true,
sequences : false,
collapse_vars : false,
reduce_vars : true,
}
input: {
function f1() {const a = "X"; return a + a;}
function f2() {const aa = "X"; return aa + aa;}
function f3() {const aaa = "X"; return aaa + aaa;}
}
expect: {
function f1(){return"XX"}
function f2(){return"XX"}
function f3(){return"XX"}
}
}
issue_1396: {
options = {
evaluate : true,
booleans : true,
comparisons : true,
dead_code : true,
conditionals : true,
side_effects : true,
unused : true,
hoist_funs : true,
if_return : true,
join_vars : true,
sequences : false,
collapse_vars : false,
reduce_vars : true,
}
input: {
function foo(a) {
const VALUE = 1;
console.log(2 | VALUE);
console.log(VALUE + 1);
console.log(VALUE);
console.log(a & VALUE);
}
function bar() {
const s = "01234567890123456789";
console.log(s + s + s + s + s);
const CONSTANT = "abc";
console.log(CONSTANT + CONSTANT + CONSTANT + CONSTANT + CONSTANT);
}
}
expect: {
function foo(a) {
console.log(3);
console.log(2);
console.log(1);
console.log(1 & a);
}
function bar() {
const s = "01234567890123456789";
console.log(s + s + s + s + s);
console.log("abcabcabcabcabc");
}
}
}
unused_regexp_literal: {
options = {
evaluate : true,
booleans : true,
comparisons : true,
dead_code : true,
conditionals : true,
side_effects : true,
unused : true,
hoist_funs : true,
if_return : true,
join_vars : true,
sequences : false,
collapse_vars : false,
}
input: {
function f(){ var a = /b/; }
}
expect: {
function f(){}
}
}
regexp_literal_not_const: {
options = {
evaluate : true,
booleans : true,
comparisons : true,
dead_code : true,
conditionals : true,
side_effects : true,
unused : true,
hoist_funs : true,
if_return : true,
join_vars : true,
sequences : false,
collapse_vars : false,
reduce_vars : true,
}
input: {
(function(){
var result;
const s = 'acdabcdeabbb';
const REGEXP_LITERAL = /ab*/g;
while (result = REGEXP_LITERAL.exec(s)) {
console.log(result[0]);
}
})();
}
expect: {
(function() {
var result;
const REGEXP_LITERAL = /ab*/g;
while (result = REGEXP_LITERAL.exec("acdabcdeabbb")) console.log(result[0]);
})();
}
expect_stdout: true
}